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84243cd824
Currently only works when building with debug target. On GitHub actions target release results in linking errors. So disable PTY for release builds. Part of #25.
114 lines
2.6 KiB
C++
114 lines
2.6 KiB
C++
// Copyright (c) 2021, Leroy Hopson (MIT License).
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#include "pipe.h"
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#include "libuv_utils.h"
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#include <Dictionary.hpp>
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#include <InputEventKey.hpp>
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#include <OS.hpp>
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#include <ResourceLoader.hpp>
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#include <Theme.hpp>
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#include <Timer.hpp>
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#include <algorithm>
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#include <thread>
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#include <vector>
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#include <xkbcommon/xkbcommon-keysyms.h>
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#ifndef ULONG
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#define ULONG size_t
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#endif
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using namespace godot;
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void Pipe::_register_methods() {
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register_method("_init", &Pipe::_init);
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register_method("poll", &Pipe::_poll_connection);
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register_method("open", &Pipe::open);
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register_method("write", &Pipe::write);
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register_signal<Pipe>("data_received", "data",
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GODOT_VARIANT_TYPE_POOL_BYTE_ARRAY);
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}
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Pipe::Pipe() {}
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Pipe::~Pipe() {}
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void Pipe::_init() {}
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void _poll_connection();
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void _read_cb(uv_stream_t *handle, ssize_t nread, const uv_buf_t *buf);
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void _write_cb(uv_write_t *req, int status);
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void _alloc_buffer(uv_handle_t *handle, size_t suggested_size, uv_buf_t *buf);
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godot_error Pipe::open(int fd, bool ipc = false) {
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RETURN_IF_UV_ERR(uv_pipe_init(uv_default_loop(), &handle, ipc));
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handle.data = this;
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RETURN_IF_UV_ERR(uv_pipe_open(&handle, fd));
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RETURN_IF_UV_ERR(uv_stream_set_blocking((uv_stream_t *)&handle, false));
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RETURN_IF_UV_ERR(
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uv_read_start((uv_stream_t *)&handle, _alloc_buffer, _read_cb));
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return GODOT_OK;
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}
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godot_error Pipe::write(String p_data) {
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char *s = p_data.alloc_c_string();
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ULONG len = strlen(s);
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uv_buf_t bufs[1];
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bufs[0].base = s;
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bufs[0].len = len;
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uv_write_t req;
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req.data = s;
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uv_write(&req, (uv_stream_t *)&handle, bufs, 1, _write_cb);
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uv_run(uv_default_loop(), UV_RUN_NOWAIT);
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return GODOT_OK;
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}
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int Pipe::get_status() {
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_poll_connection();
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return status;
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}
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void Pipe::_poll_connection() { uv_run(uv_default_loop(), UV_RUN_NOWAIT); }
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void _read_cb(uv_stream_t *handle, ssize_t nread, const uv_buf_t *buf) {
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Pipe *pipe = static_cast<Pipe *>(handle->data);
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if (nread < 0) {
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switch (nread) {
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case UV_EOF:
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// Normal after shell exits.
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return;
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case UV_EIO:
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// Can happen when the process exits.
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// As long as PTY has caught it, we should be fine.
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return;
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default:
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UV_ERR_PRINT(nread);
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}
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return;
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}
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PoolByteArray data;
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data.resize(nread);
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memcpy(data.write().ptr(), buf->base, nread);
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pipe->emit_signal("data_received", data);
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}
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void _write_cb(uv_write_t *req, int status) {}
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void _alloc_buffer(uv_handle_t *handle, size_t suggested_size, uv_buf_t *buf) {
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buf->base = (char *)malloc(suggested_size);
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buf->len = suggested_size;
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}
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